Pneumatic ratchet wrench



FIG. 1 is a right side front perspective view showing our design for a pneumatic ratchet wrench;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a front view thereof; and,

FIG. 6 is a bottom plan view thereof.

The broken line showing of a pneumatic ratchet wrench handle and portions of a ratchet wrench head is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a pneumatic ratchet wrench, as shown and described. 